Technical Report
Industrial Stormwater Monitoring and Sampling Guide

Produced by the U.S. Environmental Protection Agency, this technical guide (updated 2021) provides step-by-step instructions for industrial facility operators on conducting visual and analytical monitoring of stormwater discharges. It helps permittees and environmental compliance staff implement National Pollutant Discharge Elimination System (NPDES) monitoring requirements, including sampling methods, inspection procedures, and data interpretation to support permit compliance and pollution prevention.
Latest Resources
View All ResourcesThe Urban Nutrient Management expert panel report was first approved in 2013. In the years since, the Chesapeake Bay Program...
This report (2014, prepared by the Chesapeake Stormwater Network and the Center for Watershed Protection, establishes methods for assigning nutrient...
Recommendations for Crediting Outfall and Gully Stabilization Projects in the Chesapeake Bay Watershed (October 2019), refines existing stream restoration protocols...
